Home / 1,183,168.16-1,632,772.56-646,624.16

Finding the Fourth Proportional to 1,183,168.16, 1,632,772.56 and 646,624.16

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Solution

The fourth proportional to 1,183,168.16, 1,632,772.56 and 646,624.16 is: 892,341.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,183,168.16 : 1,632,772.56 = 646,624.16 : x
  2. Step 2: Convert to fraction form
    1,183,168.16/1,632,772.56 = 646,624.16/x
  3. Step 3: Cross multiply
    1,183,168.16x = 1,632,772.56 × 646,624.16
  4. Step 4: Simplify right side
    1,183,168.16x = 1,055,790,185,081.05
  5. Step 5: Solve for x
    x = 1,055,790,185,081.05/1,183,168.16
  6. Step 6: Final answer
    x = 892,341.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.